Reviewers: dstence, michael_dawson, mvstanton,
Description:
PPC: Vector ICs: Introduce Store and KeyedStore IC code stubs.
Port a86384f192f88458bb46eece0a8f2709979057b8
Original commit message:
Also introduce new interface descriptors for the trampoline and full
versions of those stubs.
Currently, the stubs aren't functional.
[email protected], [email protected], [email protected]
BUG=
Please review this at https://codereview.chromium.org/1159483003/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+58, -0 lines):
M src/ppc/code-stubs-ppc.cc
M src/ppc/interface-descriptors-ppc.cc
Index: src/ppc/code-stubs-ppc.cc
diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index
55753c03bc0b3ac3f21cbc695e4c837b65eda147..a86fbb08013d3aa25f22f530eb1de9be93479984
100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -4844,6 +4844,58 @@ void KeyedLoadICStub::GenerateImpl(MacroAssembler*
masm, bool in_frame) {
}
+void VectorStoreICTrampolineStub::Generate(MacroAssembler* masm) {
+ EmitLoadTypeFeedbackVector(masm,
VectorStoreICDescriptor::VectorRegister());
+ VectorStoreICStub stub(isolate(), state());
+ stub.GenerateForTrampoline(masm);
+}
+
+
+void VectorKeyedStoreICTrampolineStub::Generate(MacroAssembler* masm) {
+ EmitLoadTypeFeedbackVector(masm,
VectorStoreICDescriptor::VectorRegister());
+ VectorKeyedStoreICStub stub(isolate(), state());
+ stub.GenerateForTrampoline(masm);
+}
+
+
+void VectorStoreICStub::Generate(MacroAssembler* masm) {
+ GenerateImpl(masm, false);
+}
+
+
+void VectorStoreICStub::GenerateForTrampoline(MacroAssembler* masm) {
+ GenerateImpl(masm, true);
+}
+
+
+void VectorStoreICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) {
+ Label miss;
+
+ // TODO(mvstanton): Implement.
+ __ bind(&miss);
+ StoreIC::GenerateMiss(masm);
+}
+
+
+void VectorKeyedStoreICStub::Generate(MacroAssembler* masm) {
+ GenerateImpl(masm, false);
+}
+
+
+void VectorKeyedStoreICStub::GenerateForTrampoline(MacroAssembler* masm) {
+ GenerateImpl(masm, true);
+}
+
+
+void VectorKeyedStoreICStub::GenerateImpl(MacroAssembler* masm, bool
in_frame) {
+ Label miss;
+
+ // TODO(mvstanton): Implement.
+ __ bind(&miss);
+ KeyedStoreIC::GenerateMiss(masm);
+}
+
+
void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
if (masm->isolate()->function_entry_hook() != NULL) {
PredictableCodeSizeScope predictable(masm,
Index: src/ppc/interface-descriptors-ppc.cc
diff --git a/src/ppc/interface-descriptors-ppc.cc
b/src/ppc/interface-descriptors-ppc.cc
index
de48e7c73a46a207c0b843e1bbe669c2f446dad4..2d0a0e2fcf3f69914915a5890b5c92b05b868df0
100644
--- a/src/ppc/interface-descriptors-ppc.cc
+++ b/src/ppc/interface-descriptors-ppc.cc
@@ -27,6 +27,12 @@ const Register StoreDescriptor::NameRegister() { return
r5; }
const Register StoreDescriptor::ValueRegister() { return r3; }
+const Register VectorStoreICTrampolineDescriptor::SlotRegister() { return
r7; }
+
+
+const Register VectorStoreICDescriptor::VectorRegister() { return r6; }
+
+
const Register StoreTransitionDescriptor::MapRegister() { return r6; }
--
--
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